Sidewall portion of an automobile tire



FIG. 1 is a perspective view of a sidewall portion of an automobile tire according to a first embodiment of my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a fragmentary enlarged view showing the details of the sidewall portion defined by the brackets 6-6 in FIG. 2;

FIG. 7 is a section view taken along line 7-7 in FIG. 6;

FIG. 8 is a perspective view of a sidewall portion of an automobile tire according to a second embodiment of my new design;

FIG. 9 is a front view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a fragmentary enlarged view showing the details of the sidewall portion defined by the brackets 13-13 in FIG. 9; and,

FIG. 14 is a section view taken along line 14-14 in FIG. 13.

The broken lines are used to show portions of the tire that are not being claimed, and thus form no part of the claimed design. 

CLAIM The ornamental design for a sidewall portion of an automobile tire, as shown and described. 